Home / 375,555.04-517,983.40-260,833.82

Finding the Fourth Proportional to 375,555.04, 517,983.40 and 260,833.82

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Solution

The fourth proportional to 375,555.04, 517,983.40 and 260,833.82 is: 359,754.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,555.04 : 517,983.40 = 260,833.82 : x
  2. Step 2: Convert to fraction form
    375,555.04/517,983.40 = 260,833.82/x
  3. Step 3: Cross multiply
    375,555.04x = 517,983.40 × 260,833.82
  4. Step 4: Simplify right side
    375,555.04x = 135,107,588,918.59
  5. Step 5: Solve for x
    x = 135,107,588,918.59/375,555.04
  6. Step 6: Final answer
    x = 359,754.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.